Bump to v2.3.0-SNAPSHOT

Signed-off-by: Sylvestre Prabakaran <sylvestre.prabakaran@rte-france.com>

Author: SylvestreSakti

pom.xml

@@ -19,7 +19,7 @@
     </parent>
 
     <artifactId>powsybl-open-loadflow</artifactId>
-    <version>2.2.0</version>
+    <version>2.3.0-SNAPSHOT</version>
 
     <name>powsybl open loadflow</name>
     <description>An open source loadflow based on PowSyBl</description>